CN216958365U - Battery module and vehicle - Google Patents

Abstract

The utility model discloses a battery module and a vehicle, wherein the battery module comprises a battery box, a power battery, a box body and a partition beam arranged in the box body, and the box body is separated by the partition beam to form a second A chamber and a second chamber, the partition beam is provided with an escape notch, and the power battery is provided in the second chamber. A first connecting piece and a second connecting piece are also arranged in the battery box, the first connecting piece is protruding from the first chamber to the avoidance notch, and the second connecting piece is connected to the power battery, and is protruded from the second chamber to the avoidance notch so as to be fixedly connected with the first connecting piece. The technical scheme of the utility model aims to improve the connection convenience between the power battery and other accessories in the battery box, thereby improving the production and assembly efficiency of the battery module.

Description

Battery Modules and Vehicles

technical field

The utility model relates to the field of vehicle accessories, in particular to a battery module and a vehicle.

Background technique

With the improvement of people's awareness of environmental protection, new energy vehicles have attracted more and more attention. Among them, in pure electric vehicles and hybrid electric vehicles, due to the use of electric drive, the interior needs to be equipped with battery modules, and battery modules include batteries. box and power battery installed in the battery box. The battery box is also provided with other accessories that need to be connected and matched with the power battery. However, the existing battery box has an unreasonable structure, which makes it inconvenient for these accessories to be connected to the power battery, which greatly affects the production and assembly efficiency of the battery module.

Utility model content

The main purpose of the utility model is to propose a battery module, which aims to improve the connection convenience between the power battery and other accessories in the battery box, thereby improving the production and assembly efficiency of the battery module.

In order to achieve the above purpose, the battery module proposed by the present utility model includes:

a battery box, comprising a box body and a partition beam arranged in the box body, the box body is divided by the partition beam to form a first chamber and a second chamber, and the partition beam is provided with an escape gap;

a power battery, arranged in the second chamber;

a first connector, protruding from the first chamber to the avoidance notch; and

A second connecting piece is connected to the power battery, and is protruded from the second cavity to the avoidance notch, so as to be fixedly connected with the first connecting piece.

Optionally, the battery box is further provided with a reinforcing beam, the reinforcing beam is overlapped with the escape notch in the first cavity, and the first connecting piece is protruded from the bottom of the reinforcing beam to the Describe the avoidance gap.

Optionally, the battery box further includes a first cover body and a second cover body, the first cover body covers the first cavity, and the second cover body covers the second cavity room.

Optionally, the adjacent side portions of the first cover body and the second cover body are fixedly connected to the partition beam and the reinforcement beam.

Optionally, both the partition beam and the reinforcing beam are provided with a first mounting hole and the second mounting hole, and the first mounting hole is provided close to the first chamber for the first cover The bodies are connected by fasteners, and the second mounting hole is arranged near the second chamber, so that the second cover is connected by fasteners.

Optionally, the reinforcing beam includes a first connecting part and a second connecting part connected in an L-shape, the first connecting part is fixedly connected to the partition beam, and the cover body is fixedly connected to the second connecting part department.

Optionally, in the direction from the partition beam to the first cavity, the width of the second connecting portion gradually decreases.

Optionally, the upper surface of the spacer beam and the upper surface of the reinforcing beam are at the same level.

Optionally, the second cover body is detachably covered with the second chamber.

The utility model also provides a vehicle, which includes the aforementioned battery module.

In the technical solution of the present utility model, the first connecting piece and the second connecting piece are connected at the avoidance notch of the spacer beam, and the first connecting piece and the second connecting piece can be welded or punched conveniently and quickly due to the escape of the avoidance notch. screws to fix the first connector and the second connector. In addition, after the power battery is installed in the second chamber, the second connecting member will not interfere with the partition beam, which is beneficial to improve the installation convenience of the power battery. Thus, the production and assembly efficiency of the battery module can be improved.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained based on the structures shown in these drawings without any creative effort.

1 is a schematic diagram of an external structure of an embodiment of a battery module of the present invention;

2 is a schematic diagram of the internal structure of an embodiment of the battery module of the present invention;

3 is an enlarged view of the partial structure at the avoidance gap of the partition beam of the present utility model;

4 is a schematic diagram of the cooperation of the first connector and the second connector of the present invention at the avoidance gap;

5 is a partial structural cross-sectional view of an embodiment of the battery module of the present invention;

6 is another partial structural cross-sectional view of an embodiment of the battery module of the present invention.

Description of reference numbers:

label name label name 100 box 500 first connector 110 first chamber 600 second connector 120 second chamber 700 reinforcement beam 200 Beam 710 first connection part 210 Avoid the gap 720 second connecting part 300 first cover 810 first mounting hole 310 first skirt 820 second mounting hole 400 second cover 900 gasket 410 second skirt

The realization, functional characteristics and advantages of the purpose of the present utility model will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, but not all of them. Example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that if there are directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention, the directional indications are only used to explain a certain posture (such as the accompanying drawings). When the relative positional relationship, movement situation, etc. between the various components shown below), if the specific posture changes, the directional indication also changes accordingly.

In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only for the purpose of description, and should not be construed as instructions or Implicit their relative importance or implicitly indicate the number of technical features indicated. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, if the meaning of "and/or" appears in the whole text, it includes three parallel schemes, taking "A and/or B" as an example, including scheme A, or scheme B, or the scheme that A and B satisfy at the same time . In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present utility model.

The utility model provides a battery module.

In an embodiment of the present invention, as shown in FIG. 2 to FIG. 4 , the battery module includes a battery box, a power battery, a box body 100 and a partition beam 200 arranged in the box body 100 . The body 100 is divided by the partition beam 200 to form a first chamber 110 and a second chamber 120 , the partition beam 200 is provided with an escape gap 210 , and the power battery is arranged in the second chamber 120 . The battery box is also provided with a first connector 500 and a second connector 600, the first connector 500 is protruded from the first chamber 110 to the avoidance gap 210, and the second connector 600 is connected The power battery is protruded from the second chamber 120 to the avoidance notch 210 to be fixedly connected with the first connecting member 500 .

Wherein, the first connector 500 can be the cooling liquid input manifold or the cooling liquid output manifold of the battery module, and the second connector 600 is correspondingly set as the liquid inlet or outlet of the liquid cooling plate located at the bottom of the power battery. The connector 500 may also be a wire or copper bar used for electrical connection to the outside, and the second connector 600 is correspondingly arranged to be electrically connected to the wire or copper bar of the power battery.

In this way, the first connector 500 and the second connector 600 are connected at the avoidance notch 210 of the spacer beam 200 , and the first connector 500 and the second connector 600 can be welded conveniently and quickly due to the avoidance of the avoidance gap 210 . Alternatively, screw the first connecting member 500 and the second connecting member 600 to be fixed. In addition, after the power battery is installed in the second chamber 120, the second connecting member 600 will not interfere with the partition beam 200, which is beneficial to improve the installation convenience of the power battery. Thus, the production and assembly efficiency of the battery module can be improved.

It should be noted that the specific embodiments of the first connector 500 and the second connector 600 are not limited to the above examples, and other electrical connectors or structural connectors for power battery and external connection are also applicable.

Further, in this embodiment, as shown in FIG. 2 to FIG. 4 , the battery box is further provided with a reinforcement beam 700 , and the reinforcement beam 700 overlaps the avoidance gap 210 in the first chamber 110 . , the first connecting member 500 is protruded from the bottom of the reinforcing beam 700 to the avoidance gap 210 . It can be understood that the reinforcing beam 700 is arranged on the side edge of the avoidance gap 210, and the fixed connection operation of the first connector 500 and the second connector 600 is performed above the avoidance gap 210. In this way, the reinforcing beam 700 lifts the avoidance gap. While maintaining the structural strength of the battery module 210, it will not interfere with the operation of the fixed connection between the first connector 500 and the second connector 600, which can ensure the production and assembly efficiency of the battery module.

Further, in this embodiment, as shown in FIG. 1 , the battery box further includes a first cover 300 and a second cover 400 , and the first cover 300 covers the first chamber 110 , the second cover body 400 covers the second chamber 120 . In the prior art, the cover body is set as an integral type. During the production process, if the cover body is structurally deformed relative to the part corresponding to the first chamber 110 or the second chamber 120, the whole body needs to be replaced. The cover body is set in a split type, and the cost required for scrapping in production is low, which is conducive to saving production costs.

Further, in this embodiment, the first cover 300 is detachably covered with the first chamber 110 . Therefore, when the battery module needs to be repaired, it is only necessary to remove the first cover 300 to repair the structure (including the electrical components) of the first chamber 110 , wherein the structure extending from the second chamber 120 can be repaired. The resulting structure can basically be exposed in the first chamber 110 , therefore, the inspection of the structure in the first chamber 110 can meet most maintenance requirements. Moreover, the volume of the first cover 300 is small, and the disassembly is very convenient, which is beneficial to improve the maintenance convenience of the battery module.

Further, in this embodiment, the adjacent side portions of the first cover body 300 and the second cover body 400 are fixedly connected to the partition beam 200 and the reinforcement beam 700 . Specifically, one side part of the first cover body 300 is fixedly connected to the beam structure composed of the partition beam 200 and the reinforcing beam 700, and the other side parts are fixedly connected to the side part of the box body 100, and the same is true for the second cover body 400, In order to strengthen the installation stability of the first cover body 300 and the second cover body 400 . Of course, in other embodiments, the first cover body 300 and the second cover body 400 may only be fixedly connected to the side wall of the box body 100 .

Further, in this embodiment, the first cover 300 is sealed to cover the first chamber 110 , and the second cover 400 is sealed to the second chamber 120 to ensure power battery safety. Wherein, the first cover body 300 is detachably connected to the box body 100 , the partition beam 200 and the reinforcing beam 700 by snapping, plugging or fasteners. Specifically, as shown in FIG. 5 , the periphery of the first cover body 300 is provided with a first skirt 310 . The first skirt 310 is matched with the gasket 900 and is fixedly connected to the box body 100 by fasteners. and beam structure, so that the first cover body 300 is sealed and detachably covered with the first chamber 110 .

Further, in this embodiment, the second cover body 400 is fixedly connected to the box body 100 , the partition beam 200 and the reinforcing beam 700 by means of gluing, so as to realize the connection of the second cover body 400 Seal and cover, and further, the second cover 400 and the box body 100 or the beam structure are also fixedly connected by blind rivets or FDS process, so as to further improve the installation stability of the second cover 400 . Specifically, as shown in FIG. 6 , the periphery of the second cover body 400 is provided with a second skirt 410 , and the second skirt 410 is combined by gluing and blind rivets or gluing and FDS The method of combining the processes is fixedly connected with the box body 100 and the beam structure, so that the second cover body 400 is sealed and covered with the second chamber 120 .

Further, in this embodiment, as shown in FIG. 3 , both the spacer beam 200 and the reinforcing beam 700 are provided with a first installation hole 810 and the second installation hole 820 , and the first installation hole 810 The second mounting hole 820 is provided near the first chamber 110 for the first cover body 300 to be connected by fasteners, and the second mounting hole 820 is provided near the second chamber 120 for the second cover body 400 is attached by fasteners. That is, the partition beam 200 and the reinforcing beam 700 are each provided with two rows of mounting holes for the fixed connection of the adjacent sides of the first skirt 310 and the second skirt 410 respectively. In this way, the first cover 300 and the second The two cover bodies 400 are independently fixed and connected to the beam structure through different fasteners, and can not interfere with each other during installation or disassembly, so that the first cover body 300 or the second cover body 400 can be installed or replaced independently. Of course, in other embodiments, the partition beam 200 and the reinforcing beam 700 may be provided with only one row of installation holes, and the first skirt 310 and the second skirt 410 may be stacked and installed, wherein the first skirt 310 is stacked on the Above the second skirt 410, the ease of disassembly and assembly of the first cover 300 will not be affected, so as to ensure the ease of maintenance of the battery module.

Further, in this embodiment, as shown in FIG. 3 , the reinforcing beam 700 includes a first connecting portion 710 and a second connecting portion 720 connected in an L-shape, and the first connecting portion 710 is fixedly connected to the In the partition beam 200 , the cover body is fixedly connected to the second connecting portion 720 . In this way, the first connecting portion 710 can have a sufficient width to provide a sufficient installation area for the side portion of the first skirt 310 and the side portion of the second skirt 410 to be installed, and the second connecting portion 720 can have a sufficient height, In order to provide a sufficient connection area for the reinforcement beam 700 and the partition beam 200 to be fixedly connected, and the volume of the L-shaped reinforcement beam 700 is not too large, it will not occupy too much space in the first chamber 110, so The layout and installation of each structure in the first chamber 110 will not be affected.

Further, in this embodiment, as shown in FIG. 3 , the width of the second connecting portion 720 gradually decreases in the direction from the partition beam 200 to the first chamber 110 . In this way, while the first connecting portion 710 has enough installation area for the first skirt 310 and the second skirt 410 to be installed, the space occupied by the reinforcing beam 700 can be further reduced.

Further, in this embodiment, the upper surface of the partition beam 200 and the upper surface of the reinforcing beam 700 are at the same level. In this way, the connection of the first skirt 310 and the second skirt 410 can be facilitated, so as to ensure that the first cover body 300 and the second cover body 400 are sealed and closed, thereby ensuring the safety performance of the battery module. Of course, in other embodiments, the upper surface of the partition beam 200 and the upper surface of the reinforcing beam 700 do not have to be located on the same horizontal plane. The protruding part or the concave part can also meet the requirements of sealing and covering the first cover body 300 and the second cover body 400 .

The utility model also proposes a vehicle, the vehicle includes a battery module, and the specific structure of the battery module refers to the above-mentioned embodiments. Since the vehicle adopts all the technical solutions of all the above-mentioned embodiments, it has at least the technical solutions of the above-mentioned embodiments. All the beneficial effects brought by the scheme will not be repeated here.

The above descriptions are only optional embodiments of the present utility model, and are not intended to limit the scope of the present utility model patent. Under the inventive concept of the present utility model, the equivalent structure transformations made by using the contents of the present utility model description and accompanying drawings, Or directly/indirectly applied in other related technical fields are included in the scope of patent protection of the present invention.

Claims (10)

1. A battery module, characterized in that, comprising: a battery box, comprising a box body and a partition beam arranged in the box body, the box body is divided by the partition beam to form a first chamber and a second chamber, and the partition beam is provided with an escape gap; a power battery, arranged in the second chamber; a first connector, protruding from the first chamber to the avoidance notch; and A second connecting piece is connected to the power battery, and is protruded from the second chamber to the avoidance notch, so as to be fixedly connected with the first connecting piece. 2 . The battery module according to claim 1 , wherein the battery box is further provided with a reinforcing beam, the reinforcing beam is overlapped with the avoidance notch in the first chamber, and the first The connecting piece protrudes from the lower part of the reinforcing beam to the avoidance notch. 3 . The battery module of claim 2 , wherein the battery box further comprises a first cover body and a second cover body, the first cover body is covered with the first chamber, and the 3 . The second cover body covers the second chamber. 4 . The battery module of claim 3 , wherein the adjacent sides of the first cover body and the second cover body are fixedly connected to the spacer beam and the reinforcement beam. 5 . 5 . The battery module of claim 4 , wherein the spacer beam and the reinforcing beam are provided with a first mounting hole and a second mounting hole, and the first mounting hole is close to the first mounting hole. 6 . A cavity is provided for the first cover to be connected by a fastener, and the second installation hole is provided near the second chamber for the second cover to be connected by a fastener. 6 . The battery module of claim 4 , wherein the reinforcing beam comprises a first connecting portion and a second connecting portion connected in an L-shape, and the first connecting portion is fixedly connected to the spacer beam. 7 . , the cover body is fixedly connected to the second connecting portion. 7 . The battery module of claim 6 , wherein a width of the second connecting portion gradually decreases in a direction from the spacer beam to the first cavity. 8 . 8 . The battery module of claim 7 , wherein the upper surface of the spacer beam and the upper surface of the reinforcing beam are at the same level. 9 . 9 . The battery module of claim 3 , wherein the second cover is detachably covered with the second chamber. 10 . 10. A vehicle, comprising the battery module of claim 9.

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